CN102962335A - Large-scale embedded blanking mould - Google Patents
Large-scale embedded blanking mould Download PDFInfo
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- CN102962335A CN102962335A CN2011102561488A CN201110256148A CN102962335A CN 102962335 A CN102962335 A CN 102962335A CN 2011102561488 A CN2011102561488 A CN 2011102561488A CN 201110256148 A CN201110256148 A CN 201110256148A CN 102962335 A CN102962335 A CN 102962335A
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- 229920001971 elastomer Polymers 0.000 claims abstract description 14
- 239000005060 rubber Substances 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims description 13
- 239000012528 membrane Substances 0.000 claims description 7
- 238000009827 uniform distribution Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
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Abstract
The invention discloses a large-scale embedded blanking mould, and relates to a blanking mould, aiming to solve the problems of materials waste, difficult manufacture, short service life of a mould, difficulty in sharpening, maintenance, assembly and disassembly during integrally manufacturing a large-scale blanking mould and a punch die. The mould comprises an upper die component, a lower die component and at least two guide columns, wherein the upper die component comprises an upper die seat, a terrace die pad, a terrace die fixing board, an unloading ring, at least two guide sleeves, two terrace die positioning pins, at least four embedded terrace dies, eight unloading rubbers, a plurality of unloading screws, a plurality of terrace die fixing screws, and a plurality of fixing screws, the lower die component comprises a lower die seat, an embedded female die fixing seat, a plurality of fixing seat fixing screws, at least four embedded female dies, a plurality of female die fixing screws, two female die positioning pins and at least two material guiding and blocking pins, one end of each guide column is arranged in the guide sleeve corresponding to the upper die component, and the other end of each guide column is arranged in the guide column hole corresponding to the lower die component. The mould is applied in the blanking of a large batch of thick board materials.
Description
Technical field
This patent relates to a kind of blanking die, is specifically related to a kind of combined blanking mould of inserting.
Background technology
In metal and nonmetal machine industry, product mostly is production in enormous quantities, if with the method production of sheet metal forming, just be unable to do without blanking die, the Design of Dies structure is very main, if unreasonable structure, will greatly reduce die life, causes product cost to increase.The liquefied petroleum gas steel cylinder that our factory is produced, lower bottle body is through making through pull and stretch behind the blanking with sheet material again on it.Steel plate thickness is 3mm, and the blank diameter is φ 640mm, belongs to large-scale blank in the Sheet Metal Forming Technology technology.The punch of original blanking die and die are overall structure, during Mold Making mold materials waste larger, Mold Making is very complicated, the Mold Making cost is higher.The cutting edge of die structure of original mould is a positive V-shape, and not only processing difficulties, and die life is very short, and every mold can only blanking about 10000, die point generation tipping and scrapping.When replacing with counterdie, because be not insert structure, but overall structure needs integral replacing, the mould steel waste is more serious, and processing is difficulty relatively, and the making duration is also very long, make the Mould Machining expense high, thereby increase product cost, the product that the blanking die of this structure is not suitable for producing in enormous quantities.
Summary of the invention
The objective of the invention is to make difficulty in order to solve the large-scale blanking die punch-die waste of conventional integral manufacturing material, die life is short, sharpening, maintenance, dismounting hard problem, and a kind of large-scale insert type blanking die is provided.
Technical scheme of the present invention is:
The present invention includes upper die component, lower membrane module and at least two guide pillars, described upper die component comprises upper bolster, convex mould pad, punch retainer, discharge ring, at least two guide pin bushings, two punch alignment pins, at least four punch of inserting, eight several unloading bolts of discharging rubber, several punch hold-down screws and several hold-down screws, be arranged with at least two dowel holes on the end face of upper bolster, a guide pin bushing is housed in each dowel hole, the ring-shaped component that at least four punch of inserting form is arranged on the flange outer surface of lower surface of punch retainer, each punch of inserting is fixed on the punch retainer by the punch hold-down screw of inserting, punch retainer and convex mould pad are installed on the lower surface of upper bolster from the bottom to top successively, and punch retainer and convex mould pad are assembled together by punch hold-down screw and upper bolster, discharge ring is sleeved on the outer surface of the ring-shaped component that four punch of inserting form at least, eight discharging rubbers are arranged between convex mould pad and the discharge ring, and eight discharging rubbers are along same circumference uniform distribution setting, discharge ring and discharging rubber are assembled together by unloading bolt and upper bolster, punch retainer, be provided with two punch dowel holes along same circumference on convex mould pad and the die holder assembly end face, a punch alignment pin is housed in each punch dowel hole, described lower membrane module comprises die shoe, the die holder of inserting, several model fixing seat hold-down screws, at least four dies of inserting, several die hold-down screws of inserting, two die alignment pins and at least two guide pin stop, be arranged with on the end face of die shoe two with dowel hole over against the guide pillar hole, the ring-shaped component that at least four dies of inserting form is arranged in the annular edge groove of upper surface of the die holder of inserting, each die of inserting is fixed in the die holder of inserting by the die hold-down screw of inserting, the die holder of inserting is packed on the upper surface of die shoe by die holder hold-down screw, at least two guide pin stop are assemblied on the upper surface of the die holder of inserting along same circumference, and each guide pin stop adopts interference fit with the die holder of inserting, insert and be provided with two die dowel holes along same circumference on the assembly end face of die holder and die shoe, a die alignment pin is housed in each die dowel hole, one end of each guide pillar is contained in the guide pin bushing corresponding with it, and the other end of each guide pillar is contained in the guide pillar hole corresponding with it.
The present invention has following beneficial effect:
Because the present invention is designed to combined type with upper die and lower die, and punch is the die of inserting for the punch of inserting, die, therefore, solved the whole processing difficulties of existing large-scale blanking die punch-die, the mold materials waste is large, and the Mold Making expense is high, and fabrication cycle is long, die life is short, the problems such as sharpening, maintenance, dismounting difficulty.
Description of drawings
Fig. 1 is overall structure master's cutaway view of the present invention; Fig. 2 is the top view of Fig. 1; Fig. 3 is structure master's cutaway view of upper die component 1; Fig. 4 is the top view of Fig. 3; Fig. 5 is six structure master's cutaway views that the punch 1-9 that inserts is connected with upper male mould fixed head 1-8; Fig. 6 is that the K of Fig. 5 is to view; Fig. 7 is the structure half sectional view of the single punch 1-9 that inserts; Fig. 8 is the top view of Fig. 7; Fig. 9 is structure master's cutaway view of lower membrane module 2; Figure 10 is the top view of Fig. 9; Figure 11 be six insert die 2-4 with on the structure master's cutaway view that die holder 2-2 is connected of inserting, Figure 12 is the top view of Figure 11, Figure 13 is the structure half sectional view of the single die 2-4 that inserts; Figure 14 is the top view of Figure 13, and Figure 15 is the structural representation that hangs modular ring 4.
The specific embodiment
The specific embodiment one: present embodiment is described in conjunction with Fig. 1～Figure 14, present embodiment comprises upper die component 1, lower membrane module 2 and at least two guide pillars 3, upper die component comprises upper bolster 1-1, convex mould pad 1-7, punch retainer 1-8, discharge ring 1-10, at least two guide pin bushing 1-2, two punch alignment pin 1-6, at least four punch 1-9 that insert, eight several unloading bolts of discharging rubber 1-11 1-3, several punch hold-down screws 1-4 and several hold-down screws 1-5, be arranged with at least two dowel hole 1-1-1 on the end face of upper bolster 1-1, a guide pin bushing 1-2 is housed among each dowel hole 1-1-1, guide pin bushing 1-2 and upper bolster 1-1 adopt interference fit, the ring-shaped component that at least four punch 1-9 that insert form is arranged on the flange 1-8-1 outer surface of lower surface of punch retainer 1-8, each punch 1-9 that inserts is fixed on the punch retainer 1-8 by the punch hold-down screw 1-4 that inserts, punch retainer 1-8 and convex mould pad 1-7 are installed on the lower surface of upper bolster 1-1 from the bottom to top successively, and punch retainer 1-8 and convex mould pad 1-7 are assembled together by punch hold-down screw 1-5 and upper bolster 1-1, discharge ring 1-10 is sleeved on the outer surface of the ring-shaped component that four punch 1-9 that insert form at least, eight discharging rubber 1-11 are arranged between convex mould pad 1-7 and the discharge ring 1-10, and eight discharging rubber 1-11 are along same circumference uniform distribution setting, discharge ring 1-10 and discharging rubber 1-11 are assembled together by unloading bolt 1-3 and upper bolster 1-1, punch retainer 1-8, be provided with two punch dowel hole 1-12 along same circumference on convex mould pad 1-7 and the die holder 1-1 assembly end face, a punch alignment pin 2-6 is housed among each punch dowel hole 1-12, described lower membrane module 2 comprises die shoe 2-1, die holder 2-2 inserts, several model fixing seat hold-down screws 2-3, at least four die 2-4 that insert, several die hold-down screw 2-5 that insert, two die alignment pin 2-6 and at least two guide pin stop 2-7, be arranged with on the end face of die shoe 2-1 two with dowel hole 1-1-1 over against guide pillar hole 2-1-1, the ring-shaped component that at least four die 2-4 that insert form is arranged among the annular edge groove 2-2-1 of upper surface of the die holder 2-2 that inserts, each die 2-4 that inserts is fixed among the die holder 2-2 that inserts by the die hold-down screw 2-5 that inserts, the die holder 2-2 that inserts is packed on the upper surface of die shoe 2-1 by die holder hold-down screw 2-3, at least two guide pin stop 2-7 are assemblied on the upper surface of the die holder 2-2 that inserts along same circumference, and each guide pin stop 2-7 and the die holder 2-2 that inserts adopt interference fit, guide pin stop 2-7 is used for guide and backgauge, insert and be provided with two die dowel hole 2-8 along same circumference on the assembly end face of die holder 2-2 and die shoe 2-1, a die alignment pin 2-6 is housed among each die dowel hole 2-8, one end of each guide pillar 3 is contained among the guide pin bushing 1-2 corresponding with it, and the other end of each guide pillar 3 is contained among the guide pillar hole 2-1-1 corresponding with it.Guide pillar 3 adopts the gap to be slidingly matched with guide pin bushing 1-2, guide pillar 3 is fixed on the work top of equipment along with die shoe 2-1, guide pin bushing 1-2 is fixed on the top shoe of equipment along with upper bolster 1-1, and along with slide block is done and pumped, during blanking, guide pillar 3 penetrates in the hole of guide pin bushing 1-2 and leads, and guarantees the ring-shaped component gap uniformities that ring-shaped component that at least four punch 1-9 that insert form and at least four die 2-4 that insert form.Stamping-out when work, the discharge ring 1-10 die 2-4 jack-up of being inserted, stamping-out under the effect of discharging rubber 1-11 elastic force, resets discharge ring 1-10 after finishing, and realizes the purpose of the material returned.
The specific embodiment two: in conjunction with Fig. 7, Fig. 8, Figure 13 and Figure 14 illustrate present embodiment, each of present embodiment inserted and is provided with patrix plane or patrix convex surface along the arc length direction on the punch 1-9 end face corresponding with the die 2-4 that inserts, be provided with counterdie convex surface or the counterdie plane corresponding with patrix plane or patrix convex surface along the arc length direction on each die 2-4 that inserts end face corresponding with the punch 1-9 that inserts, be when being the patrix plane along the arc length direction on each punch 1-9 that inserts end face corresponding with the die 2-4 that inserts, be the counterdie convex surface along the arc length direction on each die 2-4 that inserts end face corresponding with the punch 1-9 that inserts, when being the patrix convex surface along the arc length direction on each punch 1-9 that inserts end face corresponding with the die 2-4 that inserts, be the counterdie plane along the arc length direction on each die 2-4 that inserts end face corresponding with the punch 1-9 that inserts.When being the patrix convex surface along the arc length direction on each punch 1-9 that inserts end face corresponding with the die 2-4 that inserts, the lower surface of the ring-shaped component that at least four punch 1-9 that insert form is undaform along circumference; When being the patrix convex surface along the arc length direction on each die 2-4 that inserts end face corresponding with the punch 1-9 that inserts, the upper surface of the ring-shaped component of at least four die 2-4 compositions of inserting also is undaform along circumference, the shear surface of blanking part was not to shear simultaneously when the cutting edge form of undaform made stamping-out, but shear gradually, reduced the section of shear at same stroke height, thereby reduced blanking pressure, realized the purpose with the large workpiece of little tonnage forcing press stamping-out.Other composition and annexation are identical with the specific embodiment one.
The specific embodiment three: in conjunction with Fig. 6 and Figure 12 present embodiment is described, the quantity of insert punch 1-9 and the die 2-4 that inserts of present embodiment is six.Design is so that the upper surface of the ring-shaped component of the lower surface of the ring-shaped component of six punch 1-9 compositions of inserting and six die 2-4 compositions of inserting is many along the wave that circumference has like this, and the stamping-out section of shear is little, blanking pressure is little.Other composition and annexation are identical with the specific embodiment one.
The specific embodiment four: in conjunction with Fig. 9, Figure 11 and Figure 12 present embodiment is described, the quantity of the guide pin stop 2-7 of present embodiment is four.Design is so that the accurate positioning of guide backgauge like this.Other composition and annexation are identical with the specific embodiment one.
The specific embodiment five: present embodiment is described in conjunction with Figure 15; present embodiment and the specific embodiment one are different is that it also increases and has eight to hang modular ring 4; four are hung on the circumferential outer surface that modular ring 4 is arranged on upper bolster 1-1; in addition four are hung modular ring 4 and are arranged on the die shoe 2-1 circumferential outer surface, and each hangs the modular ring 4 upper bolster 1-1 corresponding with it and die shoe 2-1 is threaded.Lifting and dismounting mould are convenient in design like this.Other composition and annexation are identical with the specific embodiment one.
Operation principle of the present invention: when upper die component 1 along with the slide block of equipment when up, the stamping-out steel plate is sent into the punch 1-9 and insert between the die 2-4 cutting edge and at least in the two or four guide pin stop 2-7 of inserting, the equipment slide block down drives upper die component 1 and comes downwards in the die 2-4 cutting edge of inserting, workpiece is gone out, finished a working cycles.
Claims (5)
1. large-scale insert type blanking die, described mould comprises upper die component (1), lower membrane module (2) and at least two guide pillars (3), it is characterized in that: described upper die component comprises upper bolster (1-1), convex mould pad (1-7), punch retainer (1-8), discharge ring (1-10), at least two guide pin bushings (1-2), two punch alignment pins (1-6), at least four punch of inserting (1-9), several unloading bolts of eight discharging rubbers (1-11) (1-3), several punch hold-down screws (1-4) and several hold-down screws (1-5), be arranged with at least two dowel holes (1-1-1) on the end face of upper bolster (1-1), a guide pin bushing (1-2) is housed in each dowel hole (1-1-1), the ring-shaped component that at least four punch of inserting (1-9) form is arranged on flange (1-8-1) outer surface of lower surface of punch retainer (1-8), each punch of inserting (1-9) is fixed on the punch retainer (1-8) by the punch hold-down screw (1-4) of inserting, punch retainer (1-8) and convex mould pad (1-7) are installed on the lower surface of upper bolster (1-1) from the bottom to top successively, and punch retainer (1-8) and convex mould pad (1-7) are assembled together by punch hold-down screw (1-5) and upper bolster (1-1), discharge ring (1-10) is sleeved on the outer surface of the ring-shaped component that four punch of inserting (1-9) form at least, eight discharging rubbers (1-11) are arranged between convex mould pad (1-7) and the discharge ring (1-10), and eight discharging rubbers (1-11) are along same circumference uniform distribution setting, discharge ring (1-10) and discharging rubber (1-11) are assembled together by unloading bolt (1-3) and upper bolster (1-1), punch retainer (1-8), be provided with two punch dowel holes (1-12) along same circumference on convex mould pad (1-7) and die holder (1-1) the assembly end face, in each punch dowel hole (1-12) a punch alignment pin (2-6) is housed, described lower membrane module (2) comprises die shoe (2-1), the die holder (2-2) of inserting, several model fixing seat hold-down screws (2-3), at least four dies of inserting (2-4), several die hold-down screws (2-5) of inserting, two die alignment pins (2-6) and at least two guide pin stop (2-7), be arranged with on the end face of die shoe (2-1) two with dowel hole (1-1-1) over against guide pillar hole (2-1-1), the ring-shaped component that at least four dies of inserting (2-4) form is arranged in the annular edge groove (2-2-1) of upper surface of the die holder (2-2) of inserting, each die of inserting (2-4) is fixed in the die holder (2-2) of inserting by the die hold-down screw (2-5) of inserting, the die holder (2-2) of inserting is packed on the upper surface of die shoe (2-1) by die holder hold-down screw (2-3), at least two guide pin stop (2-7) are assemblied on the upper surface of die holder (2-2) that insert along same circumference, and each guide pin stop (2-7) adopts interference fit with the die holder (2-2) of inserting, insert and be provided with two die dowel holes (2-8) along same circumference on the assembly end face of die holder (2-2) and die shoe (2-1), in each die dowel hole (2-8) a die alignment pin (2-6) is housed, one end of each guide pillar (3) is contained in the guide pin bushing corresponding with it (1-2), and the other end of each guide pillar (3) is contained in the guide pillar hole (2-1-1) corresponding with it.
2. described a kind of large-scale insert type blanking die according to claim 1, it is characterized in that: be provided with patrix plane or patrix convex surface along the arc length direction on each punch of inserting (1-9) end face corresponding with the die of inserting (2-4), be provided with counterdie convex surface or the counterdie plane corresponding with patrix plane or patrix convex surface along the arc length direction on each die of inserting (2-4) end face corresponding with the punch of inserting (1-9).
3. described a kind of large-scale insert type blanking die according to claim 1 and 2, it is characterized in that: the quantity of the described punch of inserting (1-9) and the die of inserting (2-4) is six.
4. described a kind of large-scale insert type blanking die according to claim 3, it is characterized in that: the quantity of described guide pin stop (2-7) is four.
5. described a kind of large-scale insert type blanking die according to claim 4; it is characterized in that: described mould comprises that also eight are hung modular ring (4); four are hung modular ring (4) and are arranged on the circumferential outer surface of upper bolster (1-1); in addition four are hung modular ring (4) and are arranged on die shoe (2-1) circumferential outer surface, and each hangs modular ring (4) upper bolster (1-1) corresponding with it and die shoe (2-1) is threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110256148.8A CN102962335B (en) | 2011-08-31 | 2011-08-31 | A kind of large-scale insert type blanking die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110256148.8A CN102962335B (en) | 2011-08-31 | 2011-08-31 | A kind of large-scale insert type blanking die |
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| Publication Number | Publication Date |
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| CN102962335A true CN102962335A (en) | 2013-03-13 |
| CN102962335B CN102962335B (en) | 2015-09-02 |
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| CN201110256148.8A Active CN102962335B (en) | 2011-08-31 | 2011-08-31 | A kind of large-scale insert type blanking die |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447386A (en) * | 2013-08-15 | 2013-12-18 | 昆山达亚汽车零部件有限公司 | Double acting one-step molding mould and molding method thereof |
| CN105903799A (en) * | 2016-06-29 | 2016-08-31 | 江西江铃底盘股份有限公司 | Blanking die for automobile drive axle housing body |
| CN116099929A (en) * | 2021-11-10 | 2023-05-12 | 中国兵器工业集团航空弹药研究院有限公司 | Bridge type discharging blanking die for large-size sector parts of thin plates |
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|---|---|---|---|---|
| GB488552A (en) * | 1936-12-08 | 1938-07-08 | George Edward Gay | Improvements in or relating to press tools for punching and stamping metal |
| US2656887A (en) * | 1948-10-11 | 1953-10-27 | Lyon Inc | Blanking die |
| CN201415234Y (en) * | 2009-06-01 | 2010-03-03 | 湖南零陵恒远发电设备有限公司 | Compound fine blanking mold of press machine |
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| CN202207750U (en) * | 2011-08-31 | 2012-05-02 | 哈尔滨建成集团有限公司 | Large insert type blanking die |
-
2011
- 2011-08-31 CN CN201110256148.8A patent/CN102962335B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB488552A (en) * | 1936-12-08 | 1938-07-08 | George Edward Gay | Improvements in or relating to press tools for punching and stamping metal |
| US2656887A (en) * | 1948-10-11 | 1953-10-27 | Lyon Inc | Blanking die |
| CN101733339A (en) * | 2008-11-20 | 2010-06-16 | 四平维克斯换热设备有限公司 | Manufacture method of sheets of V-shaped plate heat exchanger |
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| CN202207750U (en) * | 2011-08-31 | 2012-05-02 | 哈尔滨建成集团有限公司 | Large insert type blanking die |
Non-Patent Citations (2)
| Title |
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| 王志芳: "16J轮辐冲孔落料模设计", 《模具制造》, no. 06, 30 June 2006 (2006-06-30) * |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447386A (en) * | 2013-08-15 | 2013-12-18 | 昆山达亚汽车零部件有限公司 | Double acting one-step molding mould and molding method thereof |
| CN105903799A (en) * | 2016-06-29 | 2016-08-31 | 江西江铃底盘股份有限公司 | Blanking die for automobile drive axle housing body |
| CN116099929A (en) * | 2021-11-10 | 2023-05-12 | 中国兵器工业集团航空弹药研究院有限公司 | Bridge type discharging blanking die for large-size sector parts of thin plates |
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| Publication number | Publication date |
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| CN102962335B (en) | 2015-09-02 |
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